#header
{
	height:100px;
	background-color:#F00;
	clear:both;
}

#content
{
	height:400px;
	background-color:#00F;
	clear:both;
}

#footer
{
	height:100px;
	background-color:#093;
	clear:both;
}

#main
{
	width:70%;
	height:inherit;
	float:left;
	background-color:#C03;
}

#sidebar
{
	width:auto;
	height:inherit;
	background-color:#FF9;
}